: 13761 | ความคิดเห็น:
mini UFO shape audio mircophone for security surveillance
High fidelity and low noise process chip.
After multiple times frequency selected it can restrain the noise efficiently.
Pure tamber, strong dynamic, built-in AGC circuit.
Lots of strong points: low noise, high fidelity, wide operating voltage, low power dissipation and long transmission distance etc.
built-in wall type, match use with the cameras can realize the AV sync.
It’s applied to various places for hidden audio monitoring.
It applied to all the audio monitoring place such as bank, school, prison,
hospital, marketplace, factory and meeting system.